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2008-08
www.huawei.com
HUAWEI Confdential
Security Level: Internal Use
HUAWEI GSM DBS3900
Hardware Structure
Issue 4.0
Wireless Case and Trainin
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
DBS3900 is a distributed BTS slutin devel!ed by "ua#ei
Tec$nlgies %&'Ltd& Its baseband !art and radi !art can be
installed inde!endently s t$at it can be used t variusenvirn(ents #it$ #ide cverage and l# cst&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
)n# t$e *unctins and *eatures * DBS3900
+aster t$e "ard#are structure and *unctin * DBS3900
+aster t$e ,et#r t!lgies * DBS3900
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DBS3900 /lectrnic Dcu(entatin
BBU3900 uic Installatin 1uide
U300. uic Installatin 1uide
DBS3900 De!ly(ent 1uide
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C!a"ter # DBS3900 S$ste% Descri"ti&nC!a"ter # DBS3900 S$ste% Descri"ti&n
C!a"ter ' DBS3900 Hardware Structure
C!a"ter 3 DBS3900 (etw&r) T&"&l&ies
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
*&cati&n
PST,
ISD,
PSPD,
U( Inter*ace
DBS3900
DBS3900
DBS3900
BTS
5+%
"L67U%6/I
BS%
+S%6L
S+%6+
7 Inter*ace
+7P
+ 7 P
TUP'ISUP+S
+S
+S
+S: +bile Statin BTS: Base Transceiver Statin BS%: Base Statin %ntrller
"L: "(e Lcatin egister 7U%: 7ut$enticatin %enter /I: /ui!(ent Identity egister
+S%: +bile S#itc$ing %enter L: isitr Lcatin egister S+%: S$rt +essage %enter
+: ice +ailb 5+%: 5!eratin and +aintenance %enter DBS: Distributed Base Statin
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C!a"ter # DBS3900 S$ste% Descri"ti&n
C!a"ter ' DBS3900 Hardware StructureC!a"ter ' DBS3900 Hardware Structure
C!a"ter 3 DBS3900 (etw&r) T&"&l&ies
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A++re,iati&n
U e(te adi unit
BBU Base Band unit
1T+U Trans(issin< Ti(ing< +anage(ent Unit *r BBU
UP/7Universal !#er and /nvirn(ent inter*ace unitTy!e 7 =-.8v>
BSB% Universal BBU Subrac Bac!lane Ty!e % =2U>
UB?7 Universal BBU ?an Unit Ty!e 7 =2U>
U/IU Universal /nvirn(ent Inter*ace unit
U/LP Universal /@6T@ Lig$ting Prtectin unit
U?LP Universal ?/61/ Lig$ting Prtectin unit
%PI %((n Prtcl adi Inter*ace 7P+ 7dvanced P#er +dule
IBBS Integrated Bacu! Battery Syste(
5?B 5utdr ?acility B
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
Sect&r # DBS3900 Hardware C&%"&nentsSect&r # DBS3900 Hardware C&%"&nents
Sect&r ' BBU3900 S$ste% Structure
Sect&r 3 --U3004 S$ste% Structure
Sect&r 4 --U W&r) M&de Intr&ducti&n
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DBS3900
T$e DBS3900 cnsists * t$e BBU3900 and t$e U300.&
T$e BBU3900 is an indr baseband unit& It !rvides !$ysical inter*aces *r
cnnectin #it$ t$e BS% and U& It !er*r(s centraliAed (anage(ent =5+
and signaling !rcessing> * t$e entire base statin syste( and !rvides
re*erence clc *r t$e syste(&
T$e U300. is an utdr re(te ? unit& It !rcesses baseband signals
and ? signals&
T$e Lcal +aintenance Ter(inal =L+T> and +an-+ac$ine Interactive =++I>
can i(!le(ent t$e (aintenance * t$e DBS3900 t$rug$ t$e BBU3900&
BBU3900
RRU3004 RRU3004 RRU3004
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
Sect&r # DBS3900 Hardware C&%"&nents
Sect&r ' BBU3900 S$ste% StructureSect&r ' BBU3900 S$ste% Structure
Sect&r 3 --U3004 S$ste% Structure
Sect&r 4 --U W&r) M&de Intr&ducti&n
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BBU3900
T!e BBU3900 is an ind&&r BTS c&ntr&l unit t!at ena+les interacti&n
+etween t!e BTS and t!e BSC.
T!e BBU3900 "er&r%s t!e &ll&win uncti&ns/
Prvides !$ysical inter*aces bet#een t$e BTS and t$e BS% *r
interactin&
Prvides %PI !rts *r c((unicatin #it$ t$e U300.& Prvides t$e USB !rt *r d#nlading t$e BTS s*t#are&
Prvides 5+ c$annels *r cnnectin t t$e L+T =r +2000>&
Prcesses UL and DL data&
Prvides centraliAed (anage(ent n t$e entire DBS syste(' suc$ as
5+ and signaling !rcessing&
Prvides t$e re*erence clc *r t$e entire syste(&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
*&ical Structure & t!e BBU3900
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
Hardware C&%"&nents & BBU3900
T$e ty!ical !#er cnsu(!tin * t$e BBU is 3 &
T$e #eig$t * t$e BBU isnCt (re t$an @0)1&
/ac$ BBU3900 su!!rts a (ai(u( * 34 Ts' and @2 cells&
T$e BBU is a s(all b #it$ all t$e eternal !rts n t$e *rnt !anel&
T$e BBU3900 bards cnsist * t$e BSB%' U/IU' 1T+U' and U/LPE t$e
BBU3900 (dules cnsist * t$e UB?7 and t$e UP/U&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
BSBC B&ard
T$e BSB% is t$e bac!lane * t$e BBU& T$e BSB% !rvides eig$t
bard slts' t# !#er slts' and ne *an slt&
T$e universal BBU sub-rac bac!lane ty!e % =2U> =BSB%> !rvides
bac!lane inter*aces *r c((unicatin bet#een bards and su!!lies
!#er *r bards&
T$e 1T+U is lcated in slts and 4' slt ; *r a (ain cntrl bard
t$at su!!rts 31' and t$er !rts as c((n slts&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
GTMU B&ard
T$e 1S+ trans(issin' ti(ing' and (anage(ent unit *r BBU =1T+U>
cntrls and (anages t$e entire BTS& It !rvides inter*aces related t t$e
re*erence clc' !#er su!!ly' 5+' and eternal alar( cllectin&
T$e 1T+U !er*r(s t$e *ll#ing *unctins:
%ntrls' (aintains' and !erates t$e BTS
Su!!rts *ault (anage(ent' cn*iguratin (anage(ent' !er*r(ance
(anage(ent' and security (anage(ent
+nitrs t$e *an (dule and t$e !#er su!!ly (dule Distributes and (anages BTS clc signals
Prvides clc in!ut *r testing
Prvides t$e /t$ernet !rt *r ter(inal (aintenance
Su!!rts *ur /@ in!uts
Prvides t$e %PI !rts *r c((unicatin #it$ t$e U
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
GTMU B&ard
Prts n t$e 1T+U Panel
&rt T$"e Ca+le Descri"ti&n
%PI0F%PI
DL%cnnectr
%PI !tical cablebet#een t$e BBUand t$e U
Prvides t$e in!ut and ut!ut * t$e !tical signals
/T" G.cnnectr
%rssver cable=delivered #it$ t$eeui!(ent>
Per*r(s lcal (aintenance and c((issining
?/0 G.cnnectr
- 7 reserved !rt t$at !er*r(s t$e *ll#ing *unctin:%nnects t$e BBU t a ruting device in t$e eui!(ent r(t$rug$ t$e /t$ernet cable t trans(it net#r in*r(atin
?/@ DL%cnnectr
- 7 reserved !rt t$at !er*r(s t$e *ll#ing *unctin:%nnects t$e BBU t a ruting device in t$e eui!(ent r(t$rug$ t$e !tical cable t trans(it net#r in*r(atin
USB USBcnnectr
- 7 reserved !rt t$at !er*r(s t$e *ll#ing *unctin: 7ut(atically u!grades t$e s*t#are t$rug$ t$e USB dis
TST USBcnnectr
- Tests t$e ut!ut clc signals #it$ a tester
/@6T@ DB24 (alecnnectr
/@6T@ cable * t$eBBU
Prvides t$e in!ut and ut!ut * t$e *ur /@6T@ signalsbet#een t$e 1T+U and t$e U/LP r bet#een t$e 1T+U andt$e BS%
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
UB1A M&dule
T$e universal BBU *an unit ty!e 7 =2U> =UB?7> c((unicates #it$ t$e
1T+U t regulate t$e te(!erature' adHust t$e *an s!eed' and re!rt
alar(s& T$e UB?7 (dule is $t s#a!!able&
*ED C&l&r Status Descri"ti&n
ST7T/ 1reen Blining t#ice !ersecnd
T$e bard is nt securelycnnected& 7n alar( is ntgenerated&
ed 5n 7n alar( is generated&
1reen Blining nceevery t#secnds
T$e bard !erates nr(ally&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
UEU M&dule
T$e universal !#er and envirn(ent inter*ace unit ty!e 7 =F.8 > =UP/U>
su!!rts t$e F.8 D% !#er in!ut' su!!lies !#er t t$e bards' (dules' and
*an in t$e BBU' and !rvides access t (ulti!le envirn(ent (nitring signals&
&rt T$"e Descri"ti&n
+5,0 G.
%nnectr
Prvides t$e in!ut and ut!ut * t$e
eternally cllected envirn(ent(nitring signals t t$e 1T+Uaccrding t t$e S.8 c((unicatins!rtcl
+5,@ G.%nnectr
eserved
/T- 7L+0
G.%nnectr
Trans(its t$e eternally cllectedenvirn(ent (nitring signals t t$e
1T+U t$rug$ c((unicatins !rtclrelated t t$e dry cntact
/T- 7L+@
G.%nnectr
eserved
P 33P#er %nnectr
F.8 !#er in!ut
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
UEIU B&ard
T$e universal envirn(ent inter*ace unit =U/IU> su!!rts (ulti!le
envirn(ent (nitring signals& T$e U/IU su!!rts eig$t Blean
alar( signals and t# S.8 envirn(ent (nitring signals&
T$e U/IU is !tinal& It is cn*igured #$en t$e envirn(ent inter*aces
are insu**icient& &rt T$"e Descri"ti&n
+5,0 G.%nnectr
Prvides t$e in!ut and ut!ut * t$eeternally cllected envirn(ent(nitring signals t t$e 1T+Uaccrding t t$e S.8c((unicatins !rtcl
+5,@ G.%nnectr
eserved
/T- 7L+0
G.%nnectr
Trans(its t$e eternally cllectedenvirn(ent (nitring signals t t$e1T+U t$rug$ c((unicatins!rtcl related t t$e dry cntact
/T- 7L+@
G.%nnectr
eserved
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UE* B&ard
T$e universal /@6T@ lig$tning !rtectin unit =U/LP> !rvides lig$tning
!rtectin *r *ur /@6T@ signals&
&rt T$"e Ca+le Descri"ti&n
I,SID/ DB2 (ale cnnectr /@ trans*er cable* t$e BBU
Trans*ers t$e *ur /@6T@ signals bet#een t$eU/LP and t$e 1T+U
5UTSID/ DB24(ale cnnectr /@6T@ cables *t$e BBU
Prvides t$e in!ut and ut!ut * t$e *ur/@6T@ signals bet#een t$e BBU and t$e BS%
DI Switc! DI Status Descri"ti&n
# ' 3 4
S@ 5?? 5?? 5?? 5?? T#isted-!air cable( @00 T@ r @20 /@)
5, 5?? 5, 5?? %aial cable( ; /@)
U/LP Bard !rvides a DIP s#itc$ t set i(!edance * /@6T@&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
BBU Ca+les
T$e BBU3900 cables are classi*ied int t$e P1,D cable' F.8 D%
!#er cable' /@6T@ cable' /@ trans*er cable' envirn(ent (nitring
signal cable' %PI signal cable bet#een t$e BBU and t$e U' and
BBU (nitring signal cable&
T$e cable cnnectin relatins * t$e BBU are as *ll#s:
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BBU Ca+les
T$e cables *igure * t$e BBU
-.8D% !#er cables /@ trans*er cable
?/ cable %PI !tical cable
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BBU Ca+les
T$e cables *igure * t$e BBU
=@>G.%nnectr
=2> %rd endter(inal
+nitring signal cable bet#een t$e 5?B and t$e BBU
+nitring signal cable bet#een t$e 7P+ and t$e BBU
=@>G.%nnectr
=2> %rd endter(inal
=3>5T%nnectr
=.>%((n3PI,
%nnectr
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Sect&r # DBS3900 Hardware C&%"&nents
Sect&r ' BBU3900 S$ste% Structure
Sect&r 3 --U3004 S$ste% StructureSect&r 3 --U3004 S$ste% Structure
Sect&r 4 --U W&r) M&de Intr&ducti&n
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--U3004
T!e --U3004 is an &utd&&r re%&te -1 unit.
T!e uncti&ns & t!e --U3004 are as &ll&ws/
T$e direct I (dulatin tec$niue' #$ic$ is directly i(!le(ented in t$e trans(it
c$annel' (dulates t$e baseband signals int 1S+ ? signals& 7*ter being *iltered
and a(!li*ied' t$e ? signals are trans(itted t t$e antenna *r trans(issin'
t$rug$ t$e du!leer in t$e ? *rnt-end unit&
T$e u!lin ? signals received *r( t$e antenna g t$rug$ d#n-cnversin'
a(!li*icatin' analg-t-digital cnversin' (atc$ed *iltering' 7ut(atic 1ain
%ntrl =71%>' and t$en are sent t 7SI% and DSP *r de(dulatin and
decding&
P#er regulatin and ltage Standing ave atin =S> detectin&
?reuency syste(iAatin and l!bac test&
1eneratin and recvery * t$e clc circuitry at t$e %PI inter*ace' and t$e alar(
detectin&
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*&ical Structure & t!e --U
+J5UT:U (ain ut!ut *r Ucascading
DJI,:U diversity in!ut *r Ucascading
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C&%"&nents & t!e --U3004
7n U300. cnsists * t# U (dules&
T$e U (dule $as a (dular structure& T$e eternal inter*aces * t$e U
(dule are lcated at t$e btt( * t$e (dule and in t$e cabling cavity&
T$e #eig$t * U300. is 38)g& T$e U300. can be installed n a #all'
stand' (etal !le' r t#er&
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
--U M&dule
T$e U (dule $as a btt( !anel' a cabling cavity !anel' and an
area attac$ed #it$ L/Ds&
Prvides - .8D% !#er su!!ly&
# Btt( !anel
' %abling cavity !anel
3 L/Ds
8/18/2019 Huawei Gsm Dbs3900 Hardware Structure-20080807-Issue4.0
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
--U M&dule
Prts * t$e U +dule
Ite% *a+el Descri"ti&n
Btt( !anel JI,65UT Intercnnectin !rts *r ? signals
/T /T antenna !rt
7,TJT67 ? T6 !rt 7
7,TJT6B ? T6 !rt B
%abling cavity!anel
T,K P#er #ire !st
,/1-
T %PIJ/ /astern !tical !rt
T %PIJ estern !tical !rt
/TJ7L+ 7lar( Prt
ST "ard#are reset buttn
TST S Test buttn *r S alar(s
TST %PI Test buttn *r t$e %PI !rt
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C&nnecti&ns & --U Ca+les
T$e U300. $as t$e *ll#ing cables: P1,D cable' !#er cable'
7IS1 (ulti-#ire cable' 7IS1 etensin cable' %PI !tical cable' ? Hu(!ers' Blean in!ut cable' and cables *r cascaded Us&
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C&nnecti&ns & --U Ca+les
T$e related cableCs *igure * t$e U
U F.8 D% !#er cable U P#er cable *r cascaded U (dules
Signal cable bet#een t$e electrical
!rts n cascaded U (dules%PI !tical cable
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C&nnecti&ns & --U Ca+les
T$e related cableCs *igure * t$e U
%ascaded ? Hu(!erBlean in!ut cable
7IS1 (ulti-#ire cable 7IS1 etensin cable
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HUAWEI TECHNOLOGIES Co., Ltd. HUAWEI Confdential
Sect&r # DBS3900 Hardware C&%"&nents
Sect&r ' BBU3900 S$ste% Structure
Sect&r 3 --U3004 S$ste% Structure
Sect&r 4 --U W&r) M&de Intr&ducti&nSect&r 4 --U W&r) M&de Intr&ducti&n
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--U &wer M&de
M900 --U
5!tinal value: 30M'2M'@M'@2M&
De*ault value: @M' U su!!rts trans(it c(bining r inde!endency $ere'
t$er#ise U su!!rts trans(it inde!endency nly&
M#200 --U
5!tinal value :M20M' @0M&
De*ault value: @0M' U su!!rts trans(it c(bining r inde!endency $ere'
t$er#ise U su!!rts trans(it inde!endency nly&
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--U Trans%it M&de and -ecei,e M&de
--U trans%it %&de
Trans(it c(bining r inde!endency
PBT
Trans(it diversity
--U recei,e %&de
eceive diversity
?ur #ay receive diversity
C +i ti S l ti T --U
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C&%+inati&n S&luti&n & Tw& --Us T# Us are c(bined t s$are receive and trans(it c$annels s t$at
t$e cn*iguratin is (re *leible& In t$e *ll#ing *igure' t$e cablebet#een %PIJ and %PIJ/ are used *r t$e T baseband signal
intercnnectin' #$ile JI,65UT is nly used *r t# #ay receiving
diversity bet#een t# Us&
I n t e r f a c e
P r o c e s s i n g Uni t
DUP
DUP
CPRI-E
CPRI-W
ANTA
ANTB
RX-IN
RX_OUT
I n t e r f a c e
P r o c e s s i n g uni t
DUP
DUP
CPRI-E
CPRI-W
ANTA
ANTB
RX-IN
RX_OUT
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--U T it M d T it C +i i
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--U Trans%it M&deTrans%it C&%+inin
&r Inde"endenc$ Trans(it inde!endency
Trans(it c(bining
I n t e r f a c e
P r o c e s s i n g
Uni t
DUP
DUP
CPRI-E
CPRI-W
ANTA
ANTB
I n t e r f a c e
P r o c e s s i n g Uni t
DUP
DUP
CPRI-E
CPRI-W
ANTA
ANTB
--U T it M d BT
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--U Trans%it M&deBT
In PBT (de' nly t$e *irst T can #r&
PBT (de can i(!rve t$e trans(itting !#er t .0&
In PBT (de' d#nlin signal are trans(itted t$rug$ c$annel 7&
I n t e r f a c e
P r o c e s s i n g Uni t
DUP
DUP
CPRI-E
CPRI-W
ANTA
ANTB
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--U -ecei,e M&de Main and Di,ersit$
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--U -ecei,e M&deMain and Di,ersit$
eceive diversity' U can #r as duble T (de&
/ac$ T can receive t$e signal *r( t# *eeders& In t$e *ll#ing *igure, t$e T gets t$e receiving signal *r( c$annel 7 and
B * t$e single U&
It is als !ssible *r T t use t$e c$annel 7 receiver * t$e t$er U in
t# Us c(bining slutin&
I n t e r f a c e P r o c e s s
i n g Uni t
DUP
DUP
CPRI-E
CPRI-W
ANTA
ANTB
RX-IN
RX_OUT
Te !e"ond#e"ei$in%di$e#!it&
!i%nal 'a&"o'e (#o'
!e"ond
RRU
--U -ecei,e M&de1&ur Wa$ -ecei,e
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$
Di,ersit$ In t$is (de' nly t$e *irst T can #r&
T$e #ring T gets t$e u!lin signal *r( *ur *eeders * t# Us&
5nly t$e antenna (de Duble 7ntennas' ?ur eceiversM can su!!rt ?ur
#ay receive diversityM&
I n t e
r f a c e
P r o c e s s i n g
DUP
CPRI-E
CPRI-W
ANTA
ANTB
RX-IN
RX_OUT
I n t e r f a c e
P r o c e s s i n g
DUP
CPRI-E
CPRI-W
ANTA
ANTB
RX-IN
RX_OUT
Te ote#
t)o#e"ei$in%di$e#!it&
!i%nal "o'e(#o' !e"ond
RRU
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C!a"ter # DBS3900 S$ste% Descri"ti&n
C!a"ter ' DBS3900 Hardware Structure
C!a"ter 3 DBS3900 (etw&r) T&"&l&iesC!a"ter 3 DBS3900 (etw&r) T&"&l&ies
DBS3900 (etw&r) T&"&l&ies
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DBS3900 (etw&r) T&"&l&ies
(etw&r) T&"&l&ies & t!e BBU
T$e BS% and BBUs su!!rt (ulti!le net#r t!lgies: star' c$ain' tree' and ring& /@6T@ can be used t cnnect BBU and BS%' r intercnnect trans(issin
eui!(ent' !tical *iber and ?/ cable can be used t cnnect BBU and uter&
(etw&r) T&"&l&ies & t!e --U
T$e BBU and Us su!!rt t# net#r t!lgies: star and c$ain&
U cnnect #it$ BBU by !tical *iber&
(etw&r) T&"&l&ies & t!e BBU
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(etw&r) T&"&l&ies & t!e BBU
T!e BSC and BBUs su""&rt %ulti"le netw&r) t&"&l&ies/ star c!ain
tree and rin.
(etw&r) T&"&l&ies & t!e --U
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(etw&r) T&"&l&ies & t!e --U
T!e BBU and --Us su""&rt tw& netw&r) t&"&l&ies/ star and c!ain.
Su%%ar$
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Su%%ar$
DBS3900 *unctin and *eatures&
DBS3900 $ard#are structure' include BBU and U etc& T$e #r (de and ty!ical cn*iguratin * t$e U&
,et#r T!lgies * t$e BBU and U&
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Tan* +o
))).a)ei."o'